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Top ten longest-reigning world champions in boxing revealed, featuring Deontay Wilder and Vasyl Lomachenko | talkSPORT
The Great Klitschko
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Lineal Boxing Champion on Twitter: "🎉 👏 A huge congratulations to @Tyson_Fury whose Lineal Heavyweight Championship reign has now surpassed Jack Dempsey's, to become the second longest in the history of the
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History of boxing in the Philippines - Wikipedia
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